FR957927A - - Google Patents
Info
- Publication number
- FR957927A FR957927A FR957927DA FR957927A FR 957927 A FR957927 A FR 957927A FR 957927D A FR957927D A FR 957927DA FR 957927 A FR957927 A FR 957927A
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J17/00—Gas-filled discharge tubes with solid cathode
- H01J17/50—Thermionic-cathode tubes
- H01J17/52—Thermionic-cathode tubes with one cathode and one anode
- H01J17/54—Thermionic-cathode tubes with one cathode and one anode having one or more control electrodes
- H01J17/56—Thermionic-cathode tubes with one cathode and one anode having one or more control electrodes for preventing and then permitting ignition, but thereafter having no control
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US726608A US2516675A (en) | 1947-02-05 | 1947-02-05 | Electrode structure for gas discharge devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR957927A true FR957927A (xx) | 1950-02-28 |
Family
ID=24919287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR957927D Expired FR957927A (xx) | 1947-02-05 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2516675A (xx) |
| BE (1) | BE480117A (xx) |
| FR (1) | FR957927A (xx) |
| GB (1) | GB652742A (xx) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2813217A (en) * | 1952-03-18 | 1957-11-12 | Rca Corp | Electrode arrangement for gas tubes |
| US2770751A (en) * | 1953-02-27 | 1956-11-13 | Rca Corp | Construction of gas-filled tubes, particularly shielding |
| US2853652A (en) * | 1953-10-12 | 1958-09-23 | Gen Electric | Light responsive system |
| US2797364A (en) * | 1954-01-26 | 1957-06-25 | Niles Breger | Apparatus for dimming automobile head lights |
| US2777966A (en) * | 1954-03-08 | 1957-01-15 | Rca Corp | Gas discharge devices |
| US3084282A (en) * | 1961-01-03 | 1963-04-02 | Space Technology Lab Inc | Trigger circuit |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1794315A (en) * | 1924-10-09 | 1931-02-24 | Gen Electric | Electron-discharge apparatus |
| US2040883A (en) * | 1935-05-29 | 1936-05-19 | Solomon Guillermo | Electronic tube |
| US2160086A (en) * | 1936-12-05 | 1939-05-30 | Bell Telephone Labor Inc | Electron discharge device |
| US2203639A (en) * | 1939-08-26 | 1940-06-04 | Electrons Inc | Vacuum tube construction |
| US2431237A (en) * | 1945-10-19 | 1947-11-18 | Westinghouse Electric Corp | Control circuit |
-
0
- BE BE480117D patent/BE480117A/xx unknown
- FR FR957927D patent/FR957927A/fr not_active Expired
-
1947
- 1947-02-05 US US726608A patent/US2516675A/en not_active Expired - Lifetime
- 1947-12-05 GB GB32176/47A patent/GB652742A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB652742A (en) | 1951-05-02 |
| BE480117A (xx) | |
| US2516675A (en) | 1950-07-25 |